大疆m600多少像素:简单的jsp开发wap下面程序哪里出错

<%@ page contentType="text/vnd.wap.wml" %>

<?xml version="1.0"?>
<!--<!DOCTYPE wml PUBLIC "-//WAPFORUM//DTD WML 1.1//EN" "http://www.wapforum.org/DTD/wml_1.1.xml"> -->

<!DOCTYPE wml PUBLIC "-//WAPFORUM//DTD WML 1.2//EN" "http://www.wapforum.org/DTD/wml12.dtd">

<wml>
<card id="login" title="Login Screen">
<p align="center">

<br/>
Login Name: <input name="LogonName" type="text" emptyok="false" value=""/>
<br/>
Password: <input name="LogonWord" type="password" emptyok="false" value=""/>
</p>
<do type="prev" label="Next">
<go href="/LoginServlet" method="get">
<postfield name="username" value="$(LogonName)"/>
<postfield name="password" value="$(LogonWord)"/>
<postfield name="SessionID" value="<%=session.getId()%>"/>
</go>
</do>

</card>

</wml>

我在模拟器上运行以上代码时,有如下的出错提示信息:
unsupported
application/octet-stream
请大家帮我找下错误在哪里?